diff --git a/src/northbridge/intel/x4x/Kconfig b/src/northbridge/intel/x4x/Kconfig
index cbbd9de0bc..716a015fbf 100644
--- a/src/northbridge/intel/x4x/Kconfig
+++ b/src/northbridge/intel/x4x/Kconfig
@@ -28,7 +28,7 @@ config NORTHBRIDGE_SPECIFIC_OPTIONS # dummy
 
 config CBFS_SIZE
 	hex
-	default 0x100000
+	default 0x100000 if !SOUTHBRIDGE_INTEL_I82801GX
 
 config BOOTBLOCK_NORTHBRIDGE_INIT
 	string